نتایج جستجو برای: convolvulus
تعداد نتایج: 419 فیلتر نتایج به سال:
3 گونه جدید برای جهان گیاهشناسی شرح داده شده، تصویر آنها ارائه می شود. همچنین 2 گزارش تازه برای ایران تشخیص داده شده است. گونه های جدید عبارتند از: centaurea procera (compositae), convolvulus elymaiticus (convolvulaceae), scrophularia elymaitica (scrophulariaceae). و گزارش های تازه عبارتند از: capparis spinosa l. var. leucophylla (dc.) boiss. (capparaceae) and ephedra transitora riedl (ephe...
Broomrape weeds (Orobanche and Phelipanche spp.) are noxious parasites that infect crops using haustoria formed at the tip of their radicles. Dichloromethane extract obtained from roots Convolvulus arvensis strongly inhibits radicle growth broomrape weeds. A complex mixture arvensic acids was isolated as metabolites responsible inhibitory activity C. against via activity-guided fractionation 1H...
In the course of field research, analysis previously published works and review materials stored in well-known collection funds Siberia (NS, KRAS, SSHZ), information on distribution rare adventitious native plant species Upper Yenisei basin was clarified. For first time, Arctium lappa, Armoracia sisymbrioides, Bupleurum sibiricum, Calystegia sepium, Lolium perenne, Pastinaca sativa, Polygonum s...
Planting Haloxylon aphyllum under oil mulches has frequently been used for stabilizing mobile sands in Iran for during the last three decades. This study is carried out in stabilized sandy desert of Samad Abad-e-Sarakhs to evaluate the implications of planting Haloxylon aphyllum on the vegetation and soil attributes. Sampling was carried out random-systematically in the representative areas of ...
گزارشی از یک جنس جدید به نام Sericostoma از تیره گل‌گاوزبان برای فلور ایران، واریته‌ای تازه از تنها گونه آن برای فلور جهان S. pauciflorum var. qeshmensis و گونه‌های کمیاب دیگر به نامهای Convolvulus fatmensisاز زمینهای سواحل جنوبی و Halophila ovalis، Halodule wrightii (از گیاهان آبزی) از آبهای سواحل شمالی جزیره قشم.
In order to study the seed germination behavior and dormancy breaking methods of three weed species (i.e., Chenopodium album, Convolvulus arvensis and Setariaviridis) of pistachio orchards in Rafsanjan, Iran, three separate factorial experiments (with 2 factors) were conducted based on a completely randomized design with four replications, at the Faculty of Agriculture, Vali-E-Asr University of...
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